Cypress, Texas
United States
9
2023-06-22
The entities that hold a legal rights for patent applications filed by inventor Vanderford Delbert:
Delbert Vanderford from Cypress, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Wellhead systems and methods
#2 | 2021-10-28Fracturing valve systems and methods
#3 | 2021-04-01Wellhead systems and methods
#4 | 2020-10-01Annulus safety valve system and method
#5 | 2018-06-14Wellhead systems and methods
#6 | 2015-06-04Methods and devices for isolating wellhead pressure
#7 | 2014-01-23Methods and devices for isolating wellhead pressure
#8 | 2011-01-20Methods and devices for isolating wellhead pressure
#9 | 2005-01-13One trip string tensioning and hanger securing method
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